.pop-up_wrap {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 99;
  width: 100%;
  height: 100%;

  .mask {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    background: #000;
    opacity: 0;
    transition: 0.2s;
  }

  .mask-show {
    opacity: 0.4;
  }

  .content {
    position: fixed;
    z-index: 100;
    min-height: 100rpx;
    background: #fff;
  }

  // 顶部
  .content_top {
    width: 100%;
    top: 0;
  }

  // 底部
  .content_bottom {
    width: 100%;
    left: 0;
    top: 100%;
  }

  // 左边
  .content_left {
    height: 100%;
    top: 0;
    left: 0;
    bottom: 0px;
  }

  // 右边
  .content_right {
    height: 100%;
    top: 0;
    right: 0;
    bottom: 0px;
  }

  // 中间
  .content_cenent {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
  }
}